| Tan Jiajie | |
| Birth Date: | 12 January 1997 |
| Birth Place: | Zhaoqing, Guangdong, China |
| Currentclub: | Sinđelić Beograd |
| Clubnumber: | 15 |
| Position: | Midfielder |
| Years1: | 2018–2019 |
| Caps1: | 8 |
| Goals1: | 0 |
| Club-Update: | 18:54, 31 December 2019 (UTC) |
Tan Jiajie (; born 12 January 1997) is a Chinese footballer.